EM91401CP

Manufacturer Part NumberEM91401CP
DescriptionTone/pulse switchable dialer with LCD interface and dual tone melody generator
ManufacturerELAN Microelectronics Corp
EM91401CP datasheet
 


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Timing of receiving an incoming call

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EM91401 SERIES
TONE/PULSE SWITCHABLE DIALER WITH LCD INTERFACE
AND DUAL-TONE MELODY GENERATOR
Toff
RING
Ton
DRING
HKS
RMUTE
Figure 11. Timing of receiving an incoming call
* The external ring detection circuit must send a low signal at the total ring cycle (Ton and Toff)
RING
DRING
HKS
RMUTE
Figure 12. Timing of making an outgoing call
* This specification are subject to be changed without notice.
10.1.1997
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